Home / 160,996.70-222,164.30-89,371.10

Finding the Fourth Proportional to 160,996.70, 222,164.30 and 89,371.10

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Solution

The fourth proportional to 160,996.70, 222,164.30 and 89,371.10 is: 123,325.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,996.70 : 222,164.30 = 89,371.10 : x
  2. Step 2: Convert to fraction form
    160,996.70/222,164.30 = 89,371.10/x
  3. Step 3: Cross multiply
    160,996.70x = 222,164.30 × 89,371.10
  4. Step 4: Simplify right side
    160,996.70x = 19,855,067,871.73
  5. Step 5: Solve for x
    x = 19,855,067,871.73/160,996.70
  6. Step 6: Final answer
    x = 123,325.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.